baber/WOPTO huggingface dataset:
Patent KR-20030047412-A (KR)
Title: Method for grain oriented electrical steel sheet with low magnetostriction by controlling magnetic field-heating treatment
Inventor: CHA SANG YUN
IPC: C21D8/12
Filed: 2001-12-10
Abstract: PURPOSE: A method for manufacturing grain-oriented magnetic steel sheet is provided to increase productivity as reducing magnetostriction by controlling magnetic field impressing initiation temperature and cooling speed as selectively impressing a magnetic field in two patterns when performing magnetic annealing. CONSTITUTION: The method for manufacturing grain-oriented magnetic steel sheet with low magnetostriction by controlling magnetic annealing conditions comprises a step of measuring magnetostriction as changing stress applied on the grain-oriented magnetic steel sheet before magnetic annealing; a step of determining as critical stress a stress corresponding to an arbitrary magnetostriction value selected from the range of -0.5x10¬-6 to 0.5x10¬-6 in magnetostriction of strip measured according to the stress value; a step of (a) performing magnetic annealing by impressing a magnetic field to the strip longitudinally (in rolling direction) in case that the applied stress value is less than the critical stress, and (b) performing magnetic annealing by impressing a magnetic field to the strip laterally (perpendicularly to the rolling direction) in case that the applied stress value is greater than the critical stress; a step of cooling the strip in a cooling speed of 85 to 120 deg.C/sec by starting impressing a magnetic field to the strip when a strip to be magnetic annealed is in the temperature range of 450 to 600 deg.C.
Patent KR-20030048693-A (KR)
Title: Plate-type module for performing pervaporation
Inventor: CHUNG RAE ICK
IPC: B01D69/06
Filed: 2001-12-12
Abstract: PURPOSE: A flat plate type module for pervaporation is provided to improve efficiency of pervaporation process by forming a uniformed flow of fluid between two sheets of pervaporation films oppositely directed to each other irrespective of change of flow rate. CONSTITUTION: In a flat plate type module(200) for pervaporation having repeating units sequentially consisting of first porous plate(210), stainless steel mesh(220), second porous plate(230), first non-woven fabric(240), first pervaporation film(250), channel forming part, second pervaporation film(290) and second non-woven fabric(300), the flat plate type module(200) for pervaporation is characterized in that the channel forming part comprises a channel forming plate(270) at one side of which an inflow side channel(275) is formed to uniformly maintain flow of fluid flown in through inflow holes(211,221,231,241,251,261,271,281,291,301,311), and at the other side of which an outflow side channel(276) is formed to maintain flow of the fluid so that the fluid flown in through the inflow side channel is flown out to a plural outflow holes(212,222,232,242,252,262,272,282,292,302,312) through the first and second pervaporation films; first and second gaskets which are installed at upper and lower parts of the channel forming plate respectively, and in which a space part is formed, one end of the space part is formed in the same shape as an outer wall curved part of the inflow side channel, and the other end of the space part is formed in the same shape as an outer wall curved part of the outflow side channel; inflow side diaphragms(263,283) which are connected to upper and lower parts of the inflow side channel of the channel forming plate and inserted into the gaskets with being formed in the same shape as an outer wall curved part of one end of the first and second gaskets, and on which an outer wall curved part larger than a curved part of the channel forming plate is formed; and outflow side diaphragms(264,284) which are connected to upper and lower parts of the outflow side channel of the channel forming plate and inserted into the gaskets with being formed in the same shape as an outer wall curved part of the other end of the first and second gaskets, and on which an outer wall curved part larger than the curved part of the channel forming plate is formed.
Patent KR-20030052455-A (KR)
Title: Method for changing ringing level or mode according to outside noise and cellular-phone implementing the same
Inventor: SO U SEONG
IPC: H04B1/40
Filed: 2001-12-21
Abstract: PURPOSE: A method for changing incoming bell/vibration modes according to noise levels and a portable phone implementing the same are provided to include a sound pressure processor, so as to change a mode to a bell or vibration mode appropriately if a user moves to a place with high-level noise. CONSTITUTION: While maintaining a current incoming bell level(S400), a portable phone checks whether an incoming call or a command of execution is received(S410). If so, a sound pressure processor senses surrounding noise(S420), to transmit a calculated value of an average noise level to a controller(S430). The controller decides whether the value corresponds to noise with over a predetermined level(S440). If so, the controller raises a sound volume of a bell suitably for the value, to change the incoming bell level(S450). And changed setting information is stored in a memory(S460), to output a bell sound according to the set information if an incoming call is received.
Patent KR-20030052921-A (KR)
Title: Thermal spray coated rolls used in an aluminum pot of a continuous aluminum plating line
Inventor: OH SANG ROK
IPC: C23C2/00
Filed: 2001-12-21
Abstract: PURPOSE: Provided are thermal spray coated pot rolls used in aluminum pot of continuous aluminum plating line, such as sink roll and stabilizing roll, which has excellent corrosion and erosion resistances against aluminum melt. CONSTITUTION: The rolls is obtained by thermal spray coating a sink roll and a stabilizing roll with a metal powder essentially consisting of Co 22 to 26 wt.%, Cr 11 to 15 wt.%, B 5 to 7 wt.%, and a balance of Mo.
Patent KR-20030053818-A (KR)
Title: Manufacturing method of In Dong Ju using In Dong Cho
Inventor: LEE TAEK GYOO
IPC: C12G3/02
Filed: 2001-12-24
Abstract: PURPOSE: A process for preparing Lonicera japonica THUNB. wine is provided, thereby preparing the high quality Lonicera japonica THUNB. wine having distinct taste, color and flavor. CONSTITUTION: A process for preparing Lonicera japonica THUNB. wine having 16% alcohol concentration comprises the steps of: mixing hard boiled rice with yeast, Lonicera japonica THUNB. powder, Angelicae Gigantis Radix powder, Polygonatum stenophyllum MAX. powder, Asparagus cochinchinensis MERR. powder, Cyanachum wilfordii powder, Schizandra chinensis BAILL. powder, Glycyrrizae Radix powder, Cinnamomum cassia PRESL. powder, Lycium chinense MILL. powder, Poria cocos WOLF powder, Panax ginseng C.A. Meyer powder, Zingiberis officinale ROSC. powder and Cnidium officinale powder; adding distiller's grains and water into the mixture; maturing the mixture for 100 days; and inserting a bamboo sieve into the matured mixture to slowly collect the supernatant of the matured mixture.
Patent KR-20030055633-A (KR)
Title: A method for manufacturing high strength building materials using slag created during steel making processes
Inventor: JUN BYUNG SEI
IPC: C04B18/14
Filed: 2001-12-27
Abstract: PURPOSE: Provided is a manufacturing method of high strength construction materials by hydrothermal reaction of steelmaking slag unlike conventional reduction treatment of steelmaking slag. CONSTITUTION: The high strength construction materials are manufactured by the following steps of: grinding steelmaking slag(converter or ladle slag) to a size of 11micrometer; adding Ca(OH)2, hydration accelerator, and silica to be a mixture of CaO and SiO2 in a weight ratio of 35-40 : 55-65; forming to a plate shape; hydrothermal reacting the compacts(plates) at 100-400deg.C under the pressure of 250psi. in an autoclave, resulting in growth of tobermorite phase for increase of strength.
Patent KR-20030056173-A (KR)
Title: Method for transporting real-time voice data in CORBA for open multi-service switching system
Inventor: HAN CHI MUN
IPC: H04L12/66
Filed: 2001-12-27
Abstract: PURPOSE: A method for transmitting voice data in real time at an open multiservice switching system is provided to reduce load of the switching system by providing a voice data real-time transport service. CONSTITUTION: An ORB core of a CORBA core receives coded voice data through a voice codec for marshalling the voice data into a GIOP(General Inter-Operability Protocol)(210). A type of a message to be served is inspected(221). It is judged whether the type of the message is voice data to be transported in real time(223). The performance of a system and a state of a network are inspected(225). The data is compressed and real-time transport protocol header information is generated(225). An IIOP transmits the voice data in real time through real-time transport protocol connection formed between a client and a server system(240). The compressed voice data is restored by using a real-time data restoring algorithm(250).
Patent KR-20030056450-A (KR)
Inventor: JUN SEUNG JUN
IPC: H01L21/306
Filed: 2001-12-28
Abstract: PURPOSE: A method for forming a metal gate electrode of a semiconductor device is provided to be capable of preventing the oxidation of the metal gate electrode by forming a nitride spacer at both sidewalls of the metal gate electrode. CONSTITUTION: A gate insulating layer(22) is selectively etched using a photoresist pattern as a mask. After removing the photoresist pattern, a metal gate electrode is exposed by etching a metal gate film(25) and a metal nitride layer(24). A nitride spacer(28) is formed at both sidewalls of the exposed metal gate electrode. A polysilicon layer(23) is formed on the metal gate electrode, thereby forming a stacked gate electrode. In order to compensate the damage of the gate insulating layer(22), the sides of the polysilicon layer(23) are oxidized by thermal oxidation.
Patent KR-20030057020-A (KR)
Title: Bus guide broadcasting apparatus and method using gps and dsrc device
Inventor: CHOI GWANG JU
IPC: G08G1/133
Filed: 2001-12-28
Abstract: PURPOSE: An apparatus and a method for performing bus guide broadcasting by using a GPS(Global Positioning System) and a DSRC(Dedicated Short Range Communication) are provided to broadcast basic information to passengers by using a terminal installed at a vehicle. CONSTITUTION: An apparatus for performing bus guide broadcasting includes a DSRC reception portion(10), a GPS reception portion(20), a bus station position information storage portion(30), a sound source storage portion(40), a font storage portion(50), and a CPU(80). The DSRC reception portion receives information from each station device installed at bus stations or roadsides. The GPS reception portion receives the coordinate information from a satellite. The bus station position information storage portion stores the bus station position information. The sound source storage portion stores sound information. The font storage portion stores characters and images. The CPU controls each element.
Patent KR-20030057772-A (KR)
Inventor: JUNG GI YONG
IPC: G02F1/1333
Filed: 2001-12-29
Abstract: PURPOSE: An LCD(Liquid Crystal Display) is provided to prevent disclination and rippling by removing the influence of screwing and avoiding the pressurization of a panel due to a case top. CONSTITUTION: A case top(210) is installed at the edge of a panel(200). A lateral face has holes for screwing of side mounting. The panel is surrounded by the case top. The case top is screwed with an inset nut(202) for the side mounting of the case top in a main support(201). Herein, the part of the insert nut is cut to minimize the influence of screwing. Before mounting, the case top does not press the panel.
Patent KR-20030058225-A (KR)
Title: Method of plasma etching for fabricating of liquid crystal display
Inventor: KIM DAE HONG
IPC: G02F1/1333
Filed: 2001-12-29
Abstract: PURPOSE: A plasma etching method for manufacturing a liquid crystal display is provided to induce plasmas to uniformly act to an entire substrate, thereby obtaining a uniform etching rate regardless of the number of panels formed on the substrate. CONSTITUTION: Dummy thin film transistor patterns(38) are formed on a substrate(a) between panels(32) having thin film transistor patterns, or outside the panels, equal to the thin film transistor patterns of the panels, so that plasmas locally acting to the panels are distributed to the dummy thin film transistor patterns. The patterns actually formed inside the panels are easily controlled in an etching rate and defective etching is prevented due to local plasma action.
Patent KR-20010053608-A (KR)
Title: 고효율 소형 공기히터
IPC: F24H3/10
Filed: 2000-05-26
Abstract: 본 발명은 고효율 소형 공기히터(10)에 관한 것으로, 이는 향상된 편안함조절을 제공하며, 다수의 교차하는 연도가스통로와 공기통로를 구획하면서 연도가스입구(66)를 따라 열교환기를 통해 증가된 공기흐름을 제공하여 연도가스입구를 따라 증가된 열전달이 성취되는 변형된 다수의 공기통로를 구비하는 다수의 적층된 주름판(58a,58b)으로 형성된 교차유동형 열교환기(18)를 구비하고, 연소실(14)의 적어도 하나의 표면을 가로질러 공기흐름을 유도하여서 연소실 하우징으로부터 열을 제거하고 열교환기를 들어가는 연도가스의 온도를 낮추며 열교환기의 공기출구(64)에서 온도구배를 감소시키는 다수의 바이패스 채널(72)를 구비한다.
Patent KR-20010072832-A (KR)
Title: 요청 에이전트의 플래그 제어 조정 시스템 및 조정 방법
IPC: G06F15/177
Filed: 2000-06-16
Abstract: 본 발명에서는 버스(a bus)로의 액세스(access)를 요청하는 다수의 에이전트(agent)를 서비스(service)하는 방법 및 시스템이 제공된다.  에이전트는 그룹의 계층적 순서(a hierarchical order of groups)내에 배치되는데, 이는 각기 제 1 및 제 2 에이전트 쌍을 가진다.  각각의 그룹 내에서, 플래그(flag)는 어느 쌍(pair)이 최근에 서비스되었으며, 각각의 쌍 내의 어느 에이전트가 최근에 서비스되었는지를 지시하도록 세팅(setting)된다.
Patent KR-20010072847-A (KR)
IPC: D21F1/68
Filed: 1999-08-18
Abstract: The present invention relates to a method and apparatus for pretreating paper pulp. The method and apparatus according to the invention are especially preferably applicable to be used in the paper machine approach system of paper machines producing filler-containing grades. A characterizing feature of the method and apparatus according to the invention is that a propeller pump is used as the gas separation tank (16) feed pump (120).
Patent KR-20010075589-A (KR)
Title: A method and device for user-to-user information transfer
IPC: H04M1/00
Filed: 1999-10-06
Abstract: A telephone connection is complemented with additional information by, after initiating the telephone connection between a transmitting telecommunication device and a receiving telecommunication device, composing, at the transmitting telecommunication device, a signalling message of predetermined form to be transmitted in association with the telecommunication connection. The signalling message contains the additional information. Within the signalling message there is indicated the intended receiving part within the receiving telecommunication device of at least part of the signalling message. The signalling message is transmitted from the transmitting telecommunciation device to the receiving telecomunication device.
Patent KR-20010085889-A (KR)
IPC: G02F1/1335
Filed: 1999-12-27
Abstract: 제 1가판의 주표면 내에 화상 표시 영역이 획정되고, 그 외측의 일부에 단자영역이 획정되어 있다.  제 1기판의 주표면 내의 화상 표시 영역 상에 복수개의 제 1버스 라인이 배치되어 있다.  제 1버스 라인을 덮도록 제 1기판의 주표면 상에 제 1절연막이 배치되어 있다.  제 1버스 라인의 각각에 대응하여 제 1기판의 단자 영역 상에 외부 단자가 설치되어 있다.  외부 단자는 제 1절연막을 관통해서 제 1버스 라인의 상면까지 달하는 제 1콘택트 홀을 경유하여, 대응하는 제 1버스 라인에 전기적으로 접속되어 있다.  외부 단자의 상면중 적어도 제 1기판의 외주측의 단부 근방의 영역을 피복하지 않도록, 외부 단자의 상면 일부를 절연 재료로 이루어진 보호막이 피복한다.
Patent KR-20010085997-A (KR)
IPC: G06F11/36
Filed: 2000-08-21
Abstract: 스레드에서 스레드의 연산코드에 대해 대체되는 브레이크포인트 지시자를 덮어쓰지 않고도 프로그램 스레드를 디버깅하는 방법이 제공된다.   브레이크포인트에 도달한 이후, 연산코드는 사용을 위해 전용 레지스터 내로 판독 입력된다.   적어도 하나의 다른 스레드는 지속적으로 실행되도록 하면서 하나의 스레드의 디버깅을 용이하게 하는 방법이 또한 제공된다.
Patent KR-20010080959-A (KR)
IPC: H01Q1/52
Filed: 2000-09-08
Abstract: 본 발명의 표면 실장형 안테나(1)에서는, 유전체 기판(2)의 표면에 무급전측 방사전극(3)과 급전측 방사전극(4)이 서로 간격을 두고 형성된다. 용량이 발생하는 무급전측 방사전극(3)과 급전측 방사전극(4) 사이의 간격(S)에는, 유전율 조정부재(8)가 형성된다. 이 유전율 조정부재(8)는 유전체 기판(2)의 유전율보다 작은 유전율을 가지고 있고, 이에 의해 무급전측 방사전극(3)과 급전측 방사전극(4) 사이의 유전율은 유전체 기판(2)의 유전율보다 작으며, 이로 인해 무급전측 방사전극(3)과 급전측 방사전극(4) 사이의 용량 결합이 약하게 된다. 그 결과, 무급전측 방사전극(3)과 급전측 방사전극(4) 사이의 간격(S)의 확장 또는 유전체 기판(2)의 유전율 저하 등의 표면 실장형 안테나(1)의 소형화를 방해하는 대책 수단을 강구하지 않고도, 무급전측 방사전극(3)의 공진과 급전측 방사전극(4)의 공진간의 상호 간섭을 억제할 수 있고, 이에 의해 안테나 특성을 향상시킬 수 있다.
Patent KR-20010101841-A (KR)
IPC: H03K3/037
Filed: 2000-02-01
Abstract: 본 발명은 스위칭 임계값(T 1 )을 갖는 비교기를 포함하는 비교기 회로에 관한 것이다.  감시 회로가 출력부에서의 바람직하지 않은 신호 바운싱을 억제한다. 상기 바운싱은 입력 신호의 간섭에 의해 야기된다.  상기 감시 회로는, 스위칭 이후 입력 신호가 상기 스위칭 임계값(T 1 )보다 더 높은 제 2 임계값(T 2 )에 도달할 때까지 회로 출력이 또 다른 논리 레벨로 스위칭 백되는 것을 차단한다.
Patent KR-20020031098-A (KR)
Filed: 2000-09-19
Abstract: 본 발명은 환경에 대하여 악영향을 미치지 않고, 종래의 Pb-Sn 납땜 합금을 사용한 납땜에 필적하는 접합 강도를 확보할 수 있는 납땜 방법 및 납땜 접합부를, 비용 상승 없이 제공한다. 
     본 발명의 납땜 방법은, 전자기기의 Cu 전극을 N를 함유하는 유기화합물로 이루어진 녹방지(rust-proofing) 피막으로 피복하는 공정, 및 Ag 2.0wt% 이상 3wt% 미만, Cu 0.5∼0.8wt% 및 잔부(殘部) Sn 및 불가피(不可避)한 불순물로 이루어진 납땜 재료를 사용하여, 상기 피복된 Cu 전극에 납땜 접합부를 형성하는 공정을 포함한다.  본 발명에 사용되는 납땜 재료는 Sb, In, Au, Zn, Bi 및 Al으로 이루어진 그룹에서 선택된 적어도 1종의 원소를 합계 3wt% 이하로 더 함유하여도 좋다.
Patent KR-20010112919-A (KR)
IPC: B01J31/10
Filed: 2001-01-17
Abstract: 본 발명은 색상이 고온에서도 안정하고 착색되지 않는 비스페놀 A의 제조 방법에 관한 것이다.  즉, 본 발명은 반응기에 충전된 산형 이온 교환수지를 반응에 사용하기 전에 페놀로 세정하는 단계, 및 이 세정 단계에 사용한 페놀 용액을 증류탑의 탑정 유분과 함께 증류 처리하여 페놀을 회수하는 단계를 포함함을 특징으로 하는, 산형 이온 교환수지를 촉매로 하여 페놀과 아세톤을 반응시키고, 이 반응 혼합물을 감압 증류시켜 증류탑의 탑저 유분으로부터 비스페놀 A를 회수하는 비스페놀 A의 제조 방법을 제공한다.
Patent KR-20020013840-A (KR)
IPC: H04L12/56
Filed: 2000-04-04
Abstract: 선택적인 반복 자동 재송 요청(ARQ)과 데이터 패킷의 세그멘테이션과 어셈블리를 사용하는 반-신뢰성 재전송 프로토콜을 구현하는 전기통신시스템과 방법이 기술된다. 새로운 반-신뢰성 재전송 프로토콜은 재전송 프로토콜들을 위한 재전송 타임아웃(290)의 트리거링을 기반으로 하는 타이머(300)를 포함하여, 재전송 타임아웃(290)이 채널율의 변화에 덜 민감하게 되도록 한다. 이외에도, 재전송 타임아웃(290)은 공중 인터페이스(240)를 통한 잘못된 데이터 패킷(215)의 재전송에 대해 허용될 수 있는 최대 지연을 기반으로 규정할 수 있다. 수신된 모든 데이터 패킷(215)에 대해, 데이터 패킷(215)의 재전송 시간을 감시하는 타이머(300)가 초기화된다. 만일 데이터 패킷(215)에 대해 타이머(300)가 시간경과되면, 이 데이터 패킷은 송신기에서 폐기되는 것으로 표시되고, 수신기로 요청이 전송되어 이 데이터 패킷을 반송하는 전송이 수신기에서 폐기되는 것을 보장한다.
Patent KR-20020035011-A (KR)
IPC: H01L21/02
Filed: 2000-07-27
Abstract: 본 발명은  실리콘 부재와, 이 부재상에 배열된 중간 산화물층(intermediate oxide layer)(1)과, 강유전체(ferroelectric)재료 또는 고유전체(high dielectric)상수를 갖는 재료로 만들어져 상기 중간 유전체층상에 배열된 상부층(upper layer)(3)을 포함하는 반도체 구성요소, 특히 디램(DRAM) 또는 에프램(FRAM) 제조 방법에 관한 것으로서, 관통된 마스크의 개구(5)로부터 에칭에 의하여 상부층과 상기 실리콘 부재간의 경계면까지 여러 단계를 걸쳐 접촉홀(8)을 연장 형성한다. 
     상기 관통된 마스크는 고온에서 안정적인 재료로 만들어진 것을 이용함으로써, O 3 /TEOS-SiO 2 로 구성된 층이 탈락없이 상기 층(예를들어, 폴리이미드)에 증착될 수 있다. 상기 에칭은 함몰부(8')가 형성되도록 상기 중간 산화물층(1)에 관통된 마스크를 이용하여 진행된다. 상기 O 3 /TEOS-SiO 2 로 구성된 층이 이와 같이 얻어진 층상에 증착된다. 상기 O 3 /TEOS-SiO 2 로 구성된 층은 에칭에 의하여 상기 함몰부(8')의 바닥면으로부터 제거되고, 실리콘 부재가 노출되며 실리콘 부재와의 경계면까지 접촉홀이 형성되도록 결과적으로 상기 함몰부(8')는 에칭에 의하여 낮아지게 된다.
Patent KR-20030059876-A (KR)
Inventor: KIM U CHEOL
IPC: F24C15/20
Filed: 2002-01-03
Abstract: PURPOSE: A ventilation motor assembly is provided to eliminate the necessity of mounting a filter on an air flow when the air flow is formed through the mounting of the ventilation motor assembly. CONSTITUTION: A ventilation motor assembly comprises a housing unit(30) having an inlet hole(32) formed at the side surface of the housing unit and an outlet hole(34) formed at the front surface of the housing unit; ventilation fans(42,44) mounted in the housing unit, and which form an air flow for discharging the air flowing through the inlet hole to the outlet hole; and a filter(50) mounted in the inlet hole of the housing unit, and which purifies the intake air.
Patent KR-20030061994-A (KR)
Title: a adhesive plaster for removimg the pain using micro-current
Inventor: CHOI TAE YEONG
IPC: A61N1/18
Filed: 2002-01-15
Abstract: PURPOSE: Provided is a sticking plaster for curing pain using minute current which generates similar current as body current to flow around one's wound part to activate abnormal cells of the wound part so that it helps to promote recovery of the wound part. CONSTITUTION: The sticking plaster for curing pain using minute current is characterized by comprising the parts of: a sticking pad(1) which is adhered around the wound part; a first and a second electrodes(2,3) which are placed at the center of the sticking pad and divided into two parts electrically to play as an electrode role; and a current supply source which is placed inside the main body to supply minute current to the first and the second electrode.
Patent KR-20030063652-A (KR)
Title: Apparatus of burner waste oil
Inventor: LEE CHEOL HOON
IPC: F23D11/00
Filed: 2002-01-23
Abstract: PURPOSE: A waste oil burner device is provided to increase the capacity of the burner by using three or more nozzles. CONSTITUTION: A waste oil burner device is composed of three or more nozzles(103a,103b,103c) mounted on a block(102), a U-shaped circulation hole formed at the block and circulating waste oil, a first heater inserted into the circulation holes and heating the block, three or more waste oil injection holes, a solenoid, three or more air injection holes, second heaters inserted into the air injection holes and heating air, a temperature sensor installed at the block, and a control unit for controlling the solenoid. The waste oil injection holes are formed at the block, and supply the waste oil to the nozzles. The solenoid receives the heated waste oil, and supplies the heated waste oil to the waste oil injection holes. The air injection holes are formed at the block, and supply air to the nozzles. The temperature sensor detects the temperature of the block.
Patent KR-20030067065-A (KR)
Title: The Structure and Manufacturing Method of The Mask Assembly For The C-CRT
Inventor: HWANG IN HYEOK
IPC: A45D1/02
Filed: 2002-02-06
Abstract: PURPOSE: A structure of a mask assembly and a method for manufacturing a mask assembly are provided to prevent a deformation of the frame and thermal compensation unit by eliminating a welding process. CONSTITUTION: A color cathode ray tube comprises a panel having an inner surface on which a phosphor screen is formed; a funnel connected to the panel; an electron gun mounted in a neck portion of the funnel, and which emits electron beams toward the phosphor screen; a shadow mask(3) spaced apart from the phosphor screen of the inner surface of the panel, and which discriminates colors; a frame including two main frames(7) for supporting the shadow mask and two sub frames(15) for supporting both ends of the main frames, wherein each of the main frames has a shadow mask support and a sub frame support; and a thermal compensation unit(20) arranged all over the sub frame support.
Patent KR-20030071008-A (KR)
Inventor: LEE JAE JUN
IPC: G11C7/10
Filed: 2002-02-27
Abstract: PURPOSE: A high speed memory system is provided to match a terminal of a memory bus by using a terminal circuit included in a memory device or a chip set, and to reduce an impedance mismatching at a branch by using a line impedance of a memory bus and a stub impedance of a memory module so that it can enhance a high speed bus operation feature. CONSTITUTION: The system comprises a chip set(110), the first and the second memory module connector(150, 160), the first and the second memory module(120, 130), and a bus(170). The chip set(110) is mounted on a circuit board. The first and the second memory module connector(150, 160) are also mounted on the circuit board. The first and the second memory module(120, 130) are inserted into the first and the second memory module connector(150, 160), respectively. The bus(170) is connected to the chip set(110), the first and the second memory module connector(150, 160), and the first and the second memory module(120, 130) via one branch. The first and the second memory module(120, 130) include at least one memory device, respectively, which is connected to the bus(170) via a stub line and a stub resistor. At this time, the impedance of the bus(170) is lower than that of the stub line.